Answer / narendra sharma

STEP UP transformer because they transfer the supply through
long distance cables

Answer / shashibhushan

In switch-yard, a power transformer is used to step up or
step down the transmission voltage.

Current and Voltage transformers are located at points
within the switch-yard to provide for metering and relaying.

Answer / ankalreddy.s

In Generating sub Station normally Step up transformers to
step up 11 kv to Transmission Voltage and vector Group is
Star delta.

Ankal Reddy.S

Answer / pradeep

Step up transformer

Answer / shafi

Dear All, for your information, eithere in s/s or in
generation plant or power distribution or step up or step
dowan, application of transformer in switchyard mainly
power transformer with oil & spacified DYn11 transformers

Answer / anilkumar

SELECTION OF TRANSFORMERS DEPENDING UP ON SO MANY
FACTORS...LIKE VOLTAGE GENERATED,CAPACITY OF POWER
PLANT,..ETC..IT MAY BE STEP UP OR STEP DOWN ..POWER OR
DISTRIBUTIONS..ETC..THAT WILL DECIDE THE CONSUMER REQUIREMENT.

Answer / priyatham

core type transformers are used for high voltage rating

Answer / shafi

Spacificaly In power plant Step Up transformer, oil filled
type, ONAN to be used

Answer / lb chongthu

STEP UP/STEP DOWN AUTO TRANSFORMER 400 KV/132KV are also
used for long and VERY high Voltage. 11 KV/ 132 KV are also
very common in used for transmission.

Answer / m.saravanakumar

stepdown transformer are used in switchyard in power plant because to provide for metering and relaying.

what is wave trap? And how it works?

3 Answers  

How DC to AC convert

2 Answers   Access,

is there any current flows in our body?

4 Answers  

The D.C. spark test is applicable to single conductor cable & assemblies of insulated single conductor cables without insulation shield,metallic sheath or metalic armor?

0 Answers  

what is the working principle of UPS?

2 Answers  

what will happen if the field and armature both are made to rotate in a synchronous machine ?

4 Answers  

calculation of knee point voltage of current transformer?

2 Answers   TATA,

What is the acceptance value of leakage current in HI POT test

2 Answers   CPCL,

the input mechanical power of a single alternator is increased,its RPM increased but in case of an alternator synchronised with grid its RPM does not increased with increase of input mechanical power. why?

3 Answers   Bhel,

how maney type tempereture measurement ?

0 Answers   TATA, Tata Motors,

How is the air circuit breaker quenching the arc. If it is by air means, where is it come from?

1 Answers  

The initial current is very large at the time of starting for almost all DC motors. SO WE USE STARTER FOR A SAFE STARTING but at our homes we don’t see any starters in our coolers, motors.WHY DON’T WE NEED STARTERS FOR THESE APPLIANCES?

1 Answers